Joseph Jenkins, Inc.

About Us

Joseph Jenkins, Inc., 143 Forest Lane, Grove City, PA 16127 USA; Phone: 814-786-9085; Fax: 814-786-8209; Email

Our business includes publishing, an online book store offering slate roof books and humanure compost books, retail sales in slate roofing tools and supplies, retail sales in compost related products, and national and international consulting, both with slate roofing and with humanure compost toilet alternatives.

Our websites include our publishing web site, our corporate web site, our Traditional Roofing Magazine web site, Slate Roof Central, The Slate Roof Experts, the Slate Roof Warehouse, the Humanure Store, and

We publish the Slate Roof Bible, the Humanure Handbook, Balance Point, and the Traditional Roofing Magazine.

Slate Roof WarehouseSolder WarehouseSnow Guard WarehouseThe Humanure Store

Galina Benek (below, standing) and Dawn Myers manage our fulfillment, shipping and receiving. They can be reached at 814-786-9084, or at

Galina Benek and Dawn Myers in our office at Joseph Jenkins, Inc.

Joe Jenkins (below) is President of the company, roof consultant, author, publisher, expert witness, etc. He can be reached at

Joe Jenkins

Marsha Tillia (below) is our sales associate. She can be reached at 814-786-8209 or at


How to Find Us

We're located in western Pennsylvania about 29 miles east of the Ohio border (about 10 miles east of the intersection of I-80 and I-79), three minutes off Interstate 80 at exit 29 (Barkeyville, Route 8). Take Route 8 north at exit 29 about 1/2 mile to the first left turn (Gilmore Road), turn left onto Gilmore and go about one mile to the first left turn (Old Beech Road). Turn left onto Old Beech and then go about 1/4 mile to the 3rd driveway on the right (Forest Lane). Turn right onto Forest Lane and you'll find us at the top of the hill.

Joseph Jenkins Inc. how to find us

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Joseph Jenkins Inc. is verified by Dun and Bradstreet.

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Slate Roof Bible, 3rd Edition, May 2016, 374 pages, nearly 800 illustrations:


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Slate Rippers

slate rippers

Slate Cuttersslate cutters

Slate Hammers

slate hammer

Ladder HooksLadder hook at the Slate Roof Warehouse

Snow Guardssnow guards

Solder Bars

fifty fifty solder

Solder IronsSievert soldering iron

Slaters CaulkGeocel 3500 slaters caulk

Copper FlashingCopper flashings sold at the Slate Roof Warehouse.

Copper FinialsCopper finials sold at the Slate Roof Warehouse.

Fall Protection

Fall protection for roofers, sold at the Slate Roof Warehouse.


All material herein © 1998-2016 Joseph Jenkins Incorporated, all rights reserved.
Loveable Loo is a registered trade mark of Joseph Jenkins, Inc., 143 Forest Lane, Grove City, PA 16127 USA; Ph: 814-786-9085